What devices use B8C855?

Any network device with a MAC address starting B8:C8:55 was manufactured by or for Shanghai GBCOM Communication Technology Co.,Ltd..

MA-L · OUI prefix

Shanghai GBCOM Communication Technology Co.,Ltd.

Q: Who owns MAC prefix B8C855?

B8C855 is registered to Shanghai GBCOM Communication Technology Co.,Ltd. in the IEEE MA-L registry.

Any MAC address starting B8:C8:55 is registered to Shanghai GBCOM Communication Technology Co.,Ltd. in CN.

OUI prefix	B8C855
Vendor	Shanghai GBCOM Communication Technology Co.,Ltd.
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	B8:C8:55:00:00:00

What this means

The IEEE assigned the MA-L block B8C855 to Shanghai GBCOM Communication Technology Co.,Ltd.. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting B8:C8:55, it is Shanghai GBCOM Communication Technology Co.,Ltd. hardware.

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